wherein R₁ represents a substituent; X represents a hydrogen atom or a group capable of splitting off upon reaction with an oxidized product of a color developing agent; and R represents a substituted alkyl group containing at least two units represented by Formula III :

wherein Y represents a non-metallic atomic group necessary to form a 5-membered or 6- membered heterocyclic ring together with a nitrogen atom. 2. The silver halide color photographic light-sensitive material of claim 1, wherein said R of said Formula I or said Formula II is a substituted alkyl group having at least two units represented by Formula IV:

wherein R₂ represents a substituent; n represents an integer of 0 to 4 ; and Y represents a non-metal atomic group necessary to form a 5-membered or 6-membered heterocyclic ring together with a nitrogen atom.